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404143 — SWITCH,PRESSURE

✓ Government record, cited
Legrand · COMPONENT
PRODUCT OVERVIEW

404143: SWITCH,PRESSURE.

The SWITCH,PRESSURE is a Legrand industrial component. Key specifications include thread_class: 2A SINGLE PRESSURE CONNECTION A, terminal_type: WIRE LEAD, overall_length: 4.090 INCHES NOMINAL IN, mounting_method: INPUT PORT, outside_diameter: 0.440 INCHES NOMINAL SINGLE CONNECTION IN, overall_diameter: 0.870 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-194-1189, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
404143
NSN: 5930-01-194-1189
FSC: 5930 — Switches
CAGE: 24234 — AUSTIN-WESTRAN LLC (USA)
SPECIFICATIONS
thread_class2A SINGLE PRESSURE CONNECTION A
terminal_typeWIRE LEAD
overall_length4.090 INCHES NOMINAL IN
mounting_methodINPUT PORT
outside_diameter0.440 INCHES NOMINAL SINGLE CONNECTION IN
overall_diameter0.870 INCHES NOMINAL IN
style_designatorCYLINDRICAL
width_across_flats0.560 INCHES NOMINAL IN
nominal_thread_size0.440 INCHES SINGLE PRESSURE CONNECTION IN
pressure_switch_typeGAGE
contact_adjustabilityACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE
contact_action_stimulusINCREASE
NSN5930-01-194-1189
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand SWITCH,PRESSURE TITLE COMPONENT PN 404143 MFR Legrand SWITCH,PRESSURE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.560 INCHES NOMINAL IN
•
CONTACT ACTION STIMULUS: INCREASE
•
TERMINAL TYPE: WIRE LEAD
•
OVERALL DIAMETER: 0.870 INCHES NOMINAL IN
•
MOUNTING METHOD: INPUT PORT
•
STYLE DESIGNATOR: CYLINDRICAL
•
OUTSIDE DIAMETER: 0.440 INCHES NOMINAL SINGLE CONNECTION IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.560 INCHES NOMINAL IN
CONTACT ACTION STIMULUSINCREASE
TERMINAL TYPEWIRE LEAD
OVERALL DIAMETER0.870 INCHES NOMINAL IN
MOUNTING METHODINPUT PORT
STYLE DESIGNATORCYLINDRICAL
OVERALL LENGTH4.090 INCHES NOMINAL IN
OUTSIDE DIAMETER0.440 INCHES NOMINAL SINGLE CONNECTION IN
PRESSURE SWITCH TYPEGAGE
NOMINAL THREAD SIZE0.440 INCHES SINGLE PRESSURE CONNECTION IN
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES 1
130393AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 404143?
404143 is a SWITCH,PRESSURE manufactured by Legrand.
What parts can replace 404143?
There is 1 known substitute for 404143: 130393A. Substitute compatibility should be verified for your specific system.
What is the NSN for 404143?
404143 is cataloged in the U.S. Government catalog under NSN 5930-01-194-1189. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.